Kristmundur N. Fridfinnson (June 14, 1898 – November 10, 1938) was a Canadian ice hockey player of Icelandic heritage who competed in the 1920 Summer Olympics. He was born in Baldur, Manitoba . He was the rover for the Winnipeg Falcons, the Canadian team which won the gold medal, and scored the game winning goal in the game which won the gold medal. He was of Icelandic descent and died in Winnipeg, Manitoba.